ICD-10-CM > S00-T88 > S10-S19 > S14 > S14.1 > S14.11 > S14.111 S14.111 Complete lesion at C1 level of cervical spinal cord Non-Billable/Non-Specific Codes S14.111A..., initial encounterS14.111D..., subsequent encounterS14.111S..., sequela